Home / 3,947,666.22-5,448,643.20-2,499,292.80

Finding the Fourth Proportional to 3,947,666.22, 5,448,643.20 and 2,499,292.80

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Solution

The fourth proportional to 3,947,666.22, 5,448,643.20 and 2,499,292.80 is: 3,449,570.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,666.22 : 5,448,643.20 = 2,499,292.80 : x
  2. Step 2: Convert to fraction form
    3,947,666.22/5,448,643.20 = 2,499,292.80/x
  3. Step 3: Cross multiply
    3,947,666.22x = 5,448,643.20 × 2,499,292.80
  4. Step 4: Simplify right side
    3,947,666.22x = 13,617,754,719,528.96
  5. Step 5: Solve for x
    x = 13,617,754,719,528.96/3,947,666.22
  6. Step 6: Final answer
    x = 3,449,570.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.